Grange vs Seaton

Seaton is the younger of the two, with a median age of 40 against 49 in Grange. In both, most households own their home and most homes are detached houses. Houses cost more in Grange: a median of $1.65 million, against $987,000 in Seaton, and rent is higher there too. Seaton is closer to the city centre: 10.9 km, against 14.9 km. On these figures, Seaton tends to suit buyers on a tighter budget.

Which one suits you?

There is no overall winner — the suburb that suits a family with school-age kids is routinely the wrong one for someone commuting into the city. So each of these answers its own question, against a checklist you can see, using the same figures in the tables below.

Families with school-age kids

Grange

ahead on 2 of the 6 things we measure here

  • has more parks and reserves (20 vs 12)
  • carries lower crime risk (58/100 vs 77/100)

Weighs schools, house stock, crime, parks, childcare, and who already lives there.

First-home buyers

Seaton

ahead on 2 of the 3 things we measure here

  • has cheaper houses ($987,000 vs $1,650,000)
  • has cheaper units ($618,000 vs $702,000)

Weighs house prices, unit prices, and mortgage stress.

Renters

Seaton

ahead on the one thing that separates them

  • has a bigger rental market to choose from (37% vs 25%)

Weighs rent, rental stress, and how much is for rent.

Commuting to the city

Seaton

ahead on 2 of the 4 things we measure here

  • sits closer to the CBD (10.9 km vs 14.9 km)
  • has a shorter drive in (19 min vs 24 min)

Weighs distance, drive time, rail access, and walkability.

Downsizers and retirees

Grange

ahead on 2 of the 5 things we measure here

  • has more residents already 65 and over (28% vs 21%)
  • carries lower crime risk (58/100 vs 77/100)

Weighs smaller dwellings, who already lives there, GPs, walkability, and crime.

Investors

Too close to call

Nothing among the 2 things we measure here separates them by enough to be worth acting on.

Weighs unit yield and population growth.

Where they sit

Grange and Seaton drawn to the same scale. Both outlines are shown together, so the map answers whether they share a border and how their areas compare.

Grange Seaton
Hides rows where both suburbs match

Bars start at zero. Scores, risks and rankings are drawn against their full 0–100 range; other rows are drawn in proportion to the larger of the two.

Side by side, out of 100

Risks are inverted — shown as safety and low exposure — so a longer bar always means better.

Grange Seaton
Walkability 61 / 58
Grange — Walkability: 61/100 Seaton — Walkability: 58/100
Safety 42 / 23
Grange — Safety: 42/100 Seaton — Safety: 23/100
Low fire risk 100 / 100
Grange — Low fire risk: 100/100 Seaton — Low fire risk: 100/100
Low flood risk 33 / 21
Grange — Low flood risk: 33/100 Seaton — Low flood risk: 21/100

Demographics

Seaton has more residents (10,877 vs 6,143); Grange has higher household incomes ($88,868 vs $67,600).

Grange Seaton
Population 6,143 10,877
+77% vs other
Population trend (2016 → 2021) +3.8% +4.9%
Median age 49 40
Median household income $88,868/yr
+24% vs other
 $67,600/yr
Median weekly rent $334/wk
+7% vs other
 $310/wk

Age profile

Share of residents in each band, 2021 Census.

Grange Seaton
0-4 4.3% / 5.6%
Grange — 0-4: 4.3% Seaton — 0-4: 5.6%
5-14 10.2% / 9.6%
Grange — 5-14: 10.2% Seaton — 5-14: 9.6%
15-19 4.9% / 4.7%
Grange — 15-19: 4.9% Seaton — 15-19: 4.7%
20-24 4.6% / 6.0%
Grange — 20-24: 4.6% Seaton — 20-24: 6.0%
25-34 9.5% / 16.4%
Grange — 25-34: 9.5% Seaton — 25-34: 16.4%
35-44 11.7% / 12.5%
Grange — 35-44: 11.7% Seaton — 35-44: 12.5%
45-54 12.7% / 12.3%
Grange — 45-54: 12.7% Seaton — 45-54: 12.3%
55-64 14.1% / 12.1%
Grange — 55-64: 14.1% Seaton — 55-64: 12.1%
65-74 14.6% / 9.7%
Grange — 65-74: 14.6% Seaton — 65-74: 9.7%
75-84 8.9% / 7.1%
Grange — 75-84: 8.9% Seaton — 75-84: 7.1%
85+ 4.8% / 3.9%
Grange — 85+: 4.8% Seaton — 85+: 3.9%

Bars are drawn against the largest share shown (16.4%).

Who lives together

Household composition, 2021 Census.

Grange 43.3% lone person
Grange — Lone Person: 43.3% Grange — Couple Families: 40.0% Grange — One Parent Families: 12.7% Grange — Group Household: 2.5% Grange — Other Families: 1.5%
Seaton 43.1% lone person
Seaton — Lone Person: 43.1% Seaton — Couple Families: 32.1% Seaton — One Parent Families: 18.3% Seaton — Group Household: 4.5% Seaton — Other Families: 2.0%
Lone Person Couple Families One Parent Families Group Household Other Families

Who owns and who rents

Occupied private dwellings by tenure, 2021 Census.

Grange 25.0% renting
Grange — Owned Outright: 43.9% Grange — Mortgage: 31.2% Grange — Renting: 25.0%
Seaton 37.1% renting
Seaton — Owned Outright: 31.4% Seaton — Mortgage: 31.5% Seaton — Renting: 37.1%
Owned outright Mortgage Renting

Qualifications

Highest non-school qualification, residents 15+, 2021 Census.

Grange Seaton
Bachelor Degree 16.8% / 11.7%
Grange — Bachelor Degree: 16.8% Seaton — Bachelor Degree: 11.7%
Certificate III & IV 12.6% / 15.2%
Grange — Certificate III & IV: 12.6% Seaton — Certificate III & IV: 15.2%
Advanced Diploma / Diploma 9.2% / 7.0%
Grange — Advanced Diploma / Diploma: 9.2% Seaton — Advanced Diploma / Diploma: 7.0%
Postgraduate Degree 5.6% / 3.1%
Grange — Postgraduate Degree: 5.6% Seaton — Postgraduate Degree: 3.1%
Graduate Diploma / Certificate 2.7% / 1.2%
Grange — Graduate Diploma / Certificate: 2.7% Seaton — Graduate Diploma / Certificate: 1.2%

Bars are drawn against the largest share shown (16.8%).

Where residents were born

Largest overseas birthplaces, as a share of all residents, 2021 Census. A dash means that country is not among the suburb's own eight largest.

Grange Seaton
England 6.5% / 2.6%
Grange — England: 6.5% Seaton — England: 2.6%
Italy 1.6% / 5.1%
Grange — Italy: 1.6% Seaton — Italy: 5.1%
India 0.7% / 4.2%
Grange — India: 0.7% Seaton — India: 4.2%
Greece 0.7% / 1.3%
Grange — Greece: 0.7% Seaton — Greece: 1.3%
Philippines — / 0.8%
Grange — Philippines: not among its largest Seaton — Philippines: 0.8%
New Zealand 0.7% / —
Grange — New Zealand: 0.7% Seaton — New Zealand: not among its largest
Scotland 0.7% / —
Grange — Scotland: 0.7% Seaton — Scotland: not among its largest

Bars are drawn against the largest share shown (6.5%).

What people live in

Occupied private dwellings by structure, 2021 Census.

Grange 63.8% houses
Grange — Houses: 63.8% Grange — Townhouses: 19.5% Grange — Flats / Apartments: 16.7%
Seaton 66.4% houses
Seaton — Houses: 66.4% Seaton — Townhouses: 24.6% Seaton — Flats / Apartments: 9.0%
Houses Townhouses Flats / Apartments

Property market

Grange Seaton
Median house price $1,650,000 $987,000
Median unit price $702,000 $618,000
Median land price — $961,500
Typical days to sell (houses) 24 days
from 61 sales
 17 days
from 138 sales

House price by bedroom count

Only bed counts both suburbs published enough sales for. Sale counts are shown because the buckets differ in depth.

Grange Seaton
2 bed $955K / $725K
Grange — 2 bed: $955K (5 sales) Seaton — 2 bed: $725K (7 sales)

5 vs 7 sales

3 bed $1.43M / $969K
Grange — 3 bed: $1.43M (37 sales) Seaton — 3 bed: $969K (127 sales)

37 vs 127 sales

4 bed $1.78M / $1.18M
Grange — 4 bed: $1.78M (51 sales) Seaton — 4 bed: $1.18M (43 sales)

51 vs 43 sales

Zoning mix

Grange Seaton
Residential 68% 84%
Parks and recreation 32% 15%
Commercial 1%
same for both
Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the suburb around it. Zones as at 2026-09.

Development activity

Grange Seaton
New dwellings approved 1,636
across Charles Sturt
same for both
Approvals change year on year +109%
same for both

Gross rental yield

Gross — before strata, rates, management, insurance and vacancy. From median advertised rents and median asking prices over the last 6 months. How we calculate.

Grange Seaton
Houses — 3.9%
$750/wk on $997K
Units 4.1%
$515/wk on $649K
 4.4%
$530/wk on $625K

Ranking within SA

Grange Seaton
House price Higher than 85% of SA Higher than 47% of SA
Income Higher than 68% of SA Higher than 36% of SA
Schools —
same for both
Walkability Higher than 84% of SA Higher than 83% of SA
Affordability Higher than 14% of SA Higher than 29% of SA
EV adoption Higher than 87% of SA Higher than 59% of SA
NBN connectivity Higher than 84% of SA Higher than 82% of SA
Rental yield (houses) — Higher than 49% of SA
Rental yield (units) Higher than 20% of SA Higher than 38% of SA

Liveability

Grange scores higher overall (61 vs 36).

Grange Seaton
Grade B C
Score 61/100 36/100
Socio-economic band very advantaged area
decile 9/10
 below-average income
decile 3/10

Risk profile

Seaton carries more crime risk (77 vs 58); Seaton carries more flood risk (79 vs 67).

Grange Seaton
Bushfire None
0/100
same for both
Crime Moderate
58/100
 High
77/100
Flood Moderate
67/100
 High
79/100
Coastal erosion None
0/100
same for both
Aircraft noise None
0/100
same for both
Industrial facilities nearby 3
within 5 km
 6
within 5 km

Schools

Grange Seaton
Inside the suburb 1 2
Rated above peers 1
same for both
Rated at peers 0
same for both
Rated below peers 0 1
Universities within 10 km None 3
Adelaide University, Adelaide City Campus, 8.9 km

Schools in Grange

  • Grange Primary School Government · Primary above peers

Schools in Seaton

  • Seaton High School Government · Secondary above peers
  • Seaton Park Primary School Government · Primary below peers

Amenities in the suburb

Grange Seaton
Cafes & restaurants 8 5
Parks & reserves 20 12
Childcare 2 3
GPs 1
same for both
Pharmacies 0 2
Banks & Bank@Post 1
same for both
Fuel stations 1 2
Waterways 7 0

Mobility

Grange sits further from the CBD (14.9 km vs 10.9 km).

Grange Seaton
Walkability score 61/100 58/100
Distance to Adelaide 14.9 km
+27% vs other
 10.9 km
Drive time (normal traffic) 24 min 19 min
Public transport score 94/100
Rail · Bus
 87/100
Rail · Bus
Peak arrivals per hour 132.0
7-9am + 5-7pm
 179.2
7-9am + 5-7pm
Median peak wait 0 min
scheduled, not actual
same for both
Electric vehicle share 1.5%
postcode 5022
 0.6%
postcode 5023
Rooftop solar per 100 dwellings 57
postcode 5022
 44
postcode 5023

How people get to work

Method of travel on census day 2021 — which fell during COVID restrictions, so working from home is inflated and every travel mode understated.

Grange Seaton
Car (driver) 70.5% / 78.3%
Grange — Car (driver): 70.5% Seaton — Car (driver): 78.3%
Worked from Home 15.0% / 8.5%
Grange — Worked from Home: 15.0% Seaton — Worked from Home: 8.5%
Car (passenger) 4.5% / 5.3%
Grange — Car (passenger): 4.5% Seaton — Car (passenger): 5.3%
Bus 3.0% / 4.0%
Grange — Bus: 3.0% Seaton — Bus: 4.0%
Train 4.5% / 1.8%
Grange — Train: 4.5% Seaton — Train: 1.8%

Bars are drawn against the largest share shown (78.3%).

Setting

Grange Seaton
Elevation 9 m
above sea level, at the suburb centre
 3 m
above sea level, at the suburb centre
Distance to the ocean 980 m
1.1 km to a named beach
 2.4 km
2.5 km to a named beach

NBN connectivity

Grange Seaton
Connectivity score 73/100 70/100
Most common technology Hybrid fibre-coaxial
same for both
Full-fibre (FTTP) share 21%
3,383 premises
 23%
5,473 premises

Climate

Grange Seaton
Annual rainfall 394 mm
same for both
Summer max (Jan) 28.1°C
same for both
Winter min (Jul) 7.8°C
same for both

Air quality (annual mean)

Grange Seaton
PM2.5 4.5 µg/m³
same for both
PM10 20.3 µg/m³
same for both
NO₂ —
same for both

Council rates

Grange Seaton
Average residential rate $1,726/yr
same for both
Council Charles Sturt
same for both

Federal electorate

Grange Seaton
Division Hindmarsh
same for both
Member Mark Butler
same for both
Party Australian Labor Party
same for both

First Home Owner Grant

Grange Seaton
Grant amount $15,000
same for both
Property price cap —
same for both
Eligibility New
same for both

Tags

Grange

Beach Coastal Easy Commute Middle-Ring Parks Premium Retirees River Transport Hub

Seaton

Coastal Middle-Ring Parks Townhouses Transport Hub

More comparisons

Other comparisons with Grange

Grange vs West Lakes Grange vs Fulham Gardens Grange vs Henley Beach Grange vs Tennyson

Other comparisons with Seaton

Seaton vs Findon Seaton vs West Lakes Seaton vs Fulham Gardens Seaton vs Kidman Park Seaton vs Woodville West Seaton vs Royal Park
Full data on Grange Full data on Seaton
Unlock full address-level data — $29/month

Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
See Data Sources and How We Calculate for details.

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